Robtex

Up: 64.112.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.112.192.0/21
Down right: 64.112.200.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.112.192.1	A	wolverine.tc3net.com
64.112.192.3	A+PTR	mx2.tc3net.com
64.112.192.3	A	user.tc3net.com
64.112.192.3	A	linux2.tc3net.com
64.112.192.4	A	mon.tc3net.com
64.112.192.16	PTR	webserver1.tc3net.com
64.112.192.16	A	wdl.net
64.112.192.16	A	wwnet.com
64.112.192.18	PTR	dns3.tc3net.com
64.112.192.19	PTR	dns4.tc3net.com
64.112.192.32	A+PTR	nfs.tc3net.com
64.112.192.32	A	mail.tc3net.com
64.112.192.34	A+PTR	redhat.tc3net.com
64.112.192.35	A	mysql.tc3net.com
64.112.192.59	A	59-192-112-64.slan.tc3net.com
64.112.192.65	A	rgateway.tc3net.com
64.112.192.66	A	altswitch-1.tc3net.com
64.112.192.67	A	altswitch-2.tc3net.com
64.112.192.68	A	gateway-1.tc3net.com
64.112.192.85	A	85-192-112-64.dlan.tc3net.com
64.112.192.87	A	87-192-112-64.dlan.tc3net.com
64.112.192.88	A	88-192-112-64.dlan.tc3net.com
64.112.192.100	A	100-192-112-64.vslan.tc3net.com
64.112.192.103	A	103-192-112-64.vslan.tc3net.com
64.112.192.107	A	107-192-112-64.vslan.tc3net.com
64.112.192.134	A	134-192-112-64.vpn.tc3net.com
64.112.192.141	A	141-192-112-64.vpn.tc3net.com
64.112.192.142	A	142-192-112-64.vpn.tc3net.com
64.112.192.143	A	143-192-112-64.vpn.tc3net.com
64.112.192.146	A	146-192-112-64.vpn.tc3net.com
64.112.192.161	A+PTR	ciscoatt-image1.tc3net.com
64.112.192.161	A	vpn.tc3net.com
64.112.192.162	A	image1-ciscoatt.tc3net.com
64.112.192.165	A	ciscoatt-image2.tc3net.com
64.112.192.177	A+PTR	177-192-112-64.cclan.tc3net.com
64.112.192.189	A	189-192-112-64.cclan.tc3net.com
64.112.192.204	A	204-192-112-64.olan.tc3net.com
64.112.192.209	A	209-192-112-64.olan.tc3net.com
64.112.192.215	A	filemaker.tc3net.com
64.112.192.216	A	216-192-112-64.olan.tc3net.com
64.112.192.228	A	228-192-112-64.olan.tc3net.com
64.112.192.229	A	229-192-112-64.olan.tc3net.com
64.112.192.230	A	*.sedco-prv.com
64.112.192.233	A	233-192-112-64.olan.tc3net.com
64.112.192.247	A	247-192-112-64.olan.tc3net.com
64.112.192.250	A	250-192-112-64.olan.tc3net.com
64.112.192.252	A	252-192-112-64.olan.tc3net.com
64.112.193.7	A	7-193-112-64.dsl.tc3net.com
64.112.193.22	A	22-193-112-64.dsl.tc3net.com
64.112.193.35	PTR	custommachinesinc.com
64.112.193.38	A	38-193-112-64.dsl.tc3net.com
64.112.193.42	A	42-193-112-64.dsl.tc3net.com
64.112.193.54	A	54-193-112-64.dsl.tc3net.com
64.112.193.58	A	58-193-112-64.dsl.tc3net.com
64.112.193.61	A	61-193-112-64.dsl.tc3net.com
64.112.193.62	A	62-193-112-64.dsl.tc3net.com
64.112.193.65	A	65-193-112-64.dsl.tc3net.com
64.112.193.80	A	80-193-112-64.dsl.tc3net.com
64.112.193.86	A	86-193-112-64.dsl.tc3net.com
64.112.193.90	A	90-193-112-64.dsl.tc3net.com
64.112.193.91	A	91-193-112-64.dsl.tc3net.com
64.112.193.105	A	105-193-112-64.dsl.tc3net.com
64.112.193.114	A+PTR	114-193-112-64.dsl.tc3net.com
64.112.193.114	A	danbakerandsons.com
64.112.193.124	A	lenctx.lenawee.mi.us
64.112.193.137	A	137-193-112-64.dsl.tc3net.com
64.112.193.144	A	144-193-112-64.dsl.tc3net.com
64.112.193.156	A	156-193-112-64.dsl.tc3net.com
64.112.193.162	A	162-193-112-64.dsl.tc3net.com
64.112.193.174	A	174-193-112-64.dsl.tc3net.com
64.112.193.177	A	177-193-112-64.dsl.tc3net.com
64.112.193.187	A	remote.klcompanies.com
64.112.193.215	A	215-193-112-64.dsl.tc3net.com
64.112.193.234	A	234-193-112-64.dsl.tc3net.com
64.112.193.237	A	237-193-112-64.dsl.tc3net.com
64.112.193.251	A	251-193-112-64.dsl.tc3net.com
64.112.193.253	A	253-193-112-64.dsl.tc3net.com
64.112.194.91	A	91-194-112-64.dsl.tc3net.com
64.112.194.131	A	131-194-112-64.dsl.tc3net.com
64.112.195.3	PTR	mail.reocpa.com
64.112.195.11	A	mail.spectrumprinters.com
64.112.195.12	A	12-195-112-64.dsl.tc3net.com
64.112.195.66	A+PTR	smtp.rimamfg.com
64.112.195.66	A	mail.rimamfg.com
64.112.195.109	A	109-195-112-64.dsl.tc3net.com
64.112.195.110	A	110-195-112-64.dsl.tc3net.com
64.112.195.116	A	mail.penningtongas.com
64.112.195.200	A	www.adrian-mi.us
64.112.196.66	PTR	66-196-112-64.dsl.tc3net.com
64.112.196.66	A	mon.tc3net.com
64.112.196.130	PTR	130-196-112-64.dsl.tc3net.com
64.112.196.131	PTR	131-196-112-64.dsl.tc3net.com
64.112.196.198	A	198-196-112-64.dsl.tc3net.com
64.112.196.236	A	236-196-112-64.dsl.tc3net.com
64.112.198.18	A+PTR	18-198-112-64.dialup.tc3net.com
64.112.198.136	A	136-198-112-64.dialup.tc3net.com
64.112.198.244	A	244-198-112-64.dialup.tc3net.com
64.112.199.26	A	26-199-112-64.dialup.tc3net.com
64.112.199.76	A	76-199-112-64.dialup.tc3net.com
64.112.199.80	PTR	80-199-112-64.dialup.tc3net.com
64.112.199.92	A	92-199-112-64.dialup.tc3net.com
64.112.199.93	A	93-199-112-64.dialup.tc3net.com
64.112.199.162	A	162-199-112-64.dialup.tc3net.com
64.112.199.178	PTR	178-199-112-64.dialup.tc3net.com
64.112.199.193	A+PTR	193-199-112-64.dialup.tc3net.com
64.112.200.8	A	8-200-112-64.tc3net.com
64.112.200.21	A	21-200-112-64.tc3net.com
64.112.200.30	A	30-200-112-64.tc3net.com
64.112.200.100	A	100-200-112-64.tc3net.com
64.112.200.165	A	165-200-112-64.tc3net.com
64.112.200.204	A	204-200-112-64.tc3net.com
64.112.201.3	A+PTR	3-201-112-64.dsl.tc3net.com
64.112.201.4	PTR	4-201-112-64.dsl.tc3net.com
64.112.201.21	A	21-201-112-64.dsl.tc3net.com
64.112.201.32	A	33-201-112-64.dsl.tc3net.com
64.112.201.33	PTR	33-201-112-64.dsl.tc3net.com
64.112.201.51	PTR	mx.lenco.org
64.112.201.62	A	62-201-112-64.dsl.tc3net.com
64.112.201.65	PTR	65-201-112-64.dsl.tc3net.com
64.112.201.95	A	95-201-112-64.dsl.tc3net.com
64.112.201.184	A	184-201-112-64.dsl.tc3net.com
64.112.201.214	A	214-201-112-64.dsl.tc3net.com
64.112.201.226	A+PTR	226-201-112-64.dsl.tc3net.com
64.112.201.241	A+PTR	241-201-112-64.dsl.tc3net.com
64.112.203.30	A	30-203-112-64.dsl.tc3net.com
64.112.203.181	A	181-203-112-64.dsl.tc3net.com
64.112.203.203	A	203-203-112-64.dsl.tc3net.com
64.112.203.211	A+PTR	211-203-112-64.dsl.tc3net.com
64.112.203.222	A	222-203-112-64.dsl.tc3net.com
64.112.203.230	A	230-203-112-64.dsl.tc3net.com
64.112.203.248	A	248-203-112-64.dsl.tc3net.com
64.112.204.6	A	mail.adrianortho.com
64.112.204.6	A	6-204-112-64.dsl.tc3net.com
64.112.204.11	A	11-204-112-64.dsl.tc3net.com
64.112.204.14	A	nasimailguru.nasisystems.com
64.112.204.39	A	39-204-112-64.dsl.tc3net.com
64.112.204.55	A	55-204-112-64.dsl.tc3net.com
64.112.204.60	A	60-204-112-64.dsl.tc3net.com
64.112.204.62	A	thesoftballhut.com
64.112.204.62	A	quantis.com
64.112.204.88	A	88-204-112-64.dsl.tc3net.com
64.112.204.145	A	frey.tc3net.com
64.112.204.146	A	aegir.tc3net.com
64.112.204.158	A	thor.tc3net.com
64.112.204.193	A	vidar.tc3net.com
64.112.204.198	A	198-204-112-64.dsl.tc3net.com
64.112.204.212	A	212-204-112-64.dsl.tc3net.com
64.112.204.219	A	219-204-112-64.dsl.tc3net.com
64.112.205.17	A+PTR	17-205-112-64.tc3net.com
64.112.205.26	A	26-205-112-64.tc3net.com
64.112.205.45	A	45-205-112-64.tc3net.com
64.112.205.73	A	73-205-112-64.tc3net.com
64.112.205.134	A	134-205-112-64.tc3net.com
64.112.205.171	A	171-205-112-64.tc3net.com
64.112.205.173	A	173-205-112-64.tc3net.com
64.112.205.202	A	202-205-112-64.tc3net.com
64.112.206.2	PTR	mail.sienaheights.edu
64.112.206.12	A	mysiena.sienaheights.edu
64.112.206.22	A	mail3.sienaheights.edu
64.112.206.42	A	42-206-112-64.dsl.tc3net.com
64.112.206.45	A	shsportsnet.com
64.112.206.45	A	45-206-112-64.dsl.tc3net.com
64.112.206.45	A	online-reflections.com
64.112.206.50	PTR	deptofcfiles.sienaheights.edu
64.112.206.50	PTR	facultystafffiles.sienaheights.edu
64.112.206.50	PTR	shuhelpdesk.sienaheights.edu
64.112.206.253	A	ns1.online-reflections.com
64.112.206.253	A	ns1.sienaheights.edu
64.112.206.253	A	ns1.shsportsnet.com
64.112.207.49	A	49-207-112-64.tc3net.com
64.112.207.64	A+PTR	64-207-112-64.tc3net.com
64.112.207.101	A	sparkosaurus.net
64.112.207.105	A	105-207-112-64.tc3net.com
64.112.207.115	A	115-207-112-64.tc3net.com
64.112.207.139	A	139-207-112-64.tc3net.com
64.112.207.149	A	149-207-112-64.tc3net.com
64.112.207.164	A	164-207-112-64.tc3net.com
64.112.207.202	A	202-207-112-64.tc3net.com
64.112.207.212	A	212-207-112-64.tc3net.com
64.112.207.247	A	247-207-112-64.tc3net.com